1. Home
  2. Directory
  3. Michigan
  4. Detroit
  5. Internal Medicine
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

GLENN WILLIAM KAATZ MD
NPI 1265479752
Internal Medicine in Detroit, MI

Active since June 01, 2006PECOS Enrolled
JOHN D DINGELL MED CTR (VA HOSPITAL), 4646 JOHN R, DETROIT, MI 48201(313) 576-4487 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Glenn William Kaatz Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GLENN WILLIAM KAATZ MD (NPI 1265479752) is an individual internal medicine provider in Detroit, Michigan, licensed in Michigan (4301043964) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1265479752
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameGLENN WILLIAM KAATZCredential: MD
Location AddressJOHN D DINGELL MED CTR (VA HOSPITAL), 4646 JOHN RDetroit, MI 48201
Mailing Address3800 Woodward Ave, Suite 702Detroit, MI 48201-2061
Phone(313) 576-4487
Sole ProprietorNo
Enumeration DateJune 1, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1265479752 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MI · 4301043964
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
JOHN D DINGELL MED CTR (VA HOSPITAL), Detroit, MI 48201
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Glenn William Kaatz Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer– Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48201 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$134.28 typical visit price
range $58.04 – $177.36
Typical copayment $33.57 (range $14.51 – $44.34)
Most-billed visit code 99204
Established Patient
$102.35 typical visit price
range $18.32 – $143.49
Typical copayment $25.58 (range $4.58 – $35.87)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Glenn Kaatz's NPI number?

The NPI number for Glenn Kaatz is 1265479752. It was assigned to this individual provider in the NPPES registry on June 1, 2006.

Where is Glenn Kaatz located?

Glenn Kaatz practices at John D Dingell Med Ctr (va Hospital) 4646 John R, Detroit, MI 48201. The listed phone number is (313) 576-4487.

What is Glenn Kaatz's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Glenn Kaatz enrolled in Medicare?

Yes. Glenn Kaatz is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Glenn Kaatz was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 32 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.